*SUPPORT*
IN: tufa kiki fep wif OUT: BLUE GREEN GREEN
IN: fep kiki zup OUT: GREEN RED
IN: fep tufa gazzer fep wif OUT: GREEN BLUE PURPLE GREEN GREEN
IN: gazzer OUT: PURPLE
IN: tufa kiki tufa lug OUT: BLUE BLUE BLUE
IN: gazzer wif OUT: PURPLE PURPLE
IN: gazzer kiki tufa gazzer lug OUT: PURPLE BLUE PURPLE PURPLE
IN: tufa tufa lug OUT: BLUE BLUE BLUE
IN: zup OUT: RED
IN: fep kiki fep lug OUT: GREEN GREEN GREEN
IN: zup lug OUT: RED RED
IN: zup fep OUT: RED GREEN
IN: tufa kiki tufa OUT: BLUE BLUE
IN: fep wif OUT: GREEN GREEN

*QUERY*
IN: fep OUT: GREEN
IN: tufa lug OUT: BLUE BLUE
IN: tufa OUT: BLUE
IN: tufa kiki gazzer OUT: BLUE PURPLE
IN: gazzer tufa kiki zup wif OUT: PURPLE BLUE RED RED
IN: zup zup wif OUT: RED RED RED
IN: gazzer tufa kiki tufa lug OUT: PURPLE BLUE BLUE BLUE
IN: gazzer gazzer wif OUT: PURPLE PURPLE PURPLE
IN: zup wif OUT: RED RED
IN: fep kiki fep OUT: GREEN GREEN

*GRAMMAR*
zup -> RED 
 fep -> GREEN 
 gazzer -> PURPLE 
 tufa -> BLUE 
 u1 lug -> [u1] [u1] 
 u1 wif -> [u1] [u1] 
 u1 kiki x1 -> [u1] [x1] 
 u1 x1 -> [u1] [x1] 
 